Open air stove



FIG. 1 is a top perspective view of an open air stove showing my new design;

FIG. 2 is a bottom perspective view of the open air stove shown in FIG. 1;

FIG. 3 is an elevational view of the front side of the open air stove as shown in FIG. 1;

FIG. 4 is an elevational view of the rear side of the open air stove as shown in FIG. 1; and,

FIG. 5 is an elevational view of the left side of the open air stove as shown in FIG. 1.

The portion not completely shown on the top in FIG. 1 forms no part of the claimed design. 

The ornamental design for an open air stove, as shown and described. 